If you go to the address https://blockchain.info/address/1933phfhK3ZgFQNLGSDXvqCn32k2buXY8a and scroll down, there is a message sent at 2014-01-24 01:44:41

Public Note: send 100,000 BTC to this address 1Ggta18qjjptCiAYwsQB3dmVphuu39aNHp, or i will kill you. I know how you are...